com.helger.commons.collections.iterate

Class EmptyListIterator<ELEMENTTYPE>

java.lang.Object

com.helger.commons.collections.iterate.EmptyListIterator<ELEMENTTYPE>

Type Parameters:

ELEMENTTYPE - The type of the list iterator

All Implemented Interfaces:

Iterator<ELEMENTTYPE>, ListIterator<ELEMENTTYPE>

@ThreadSafe
public final class EmptyListIterator<ELEMENTTYPE>
extends Object
implements ListIterator<ELEMENTTYPE>

Utility implementation of the ListIterator for an empty list :)

Author:

Philip Helger

Method Summary

Methods

Modifier and Type	Method and Description
void	add(ELEMENTTYPE o)
boolean	equals(Object o)
static <ELEMENTTYPE> EmptyListIterator<ELEMENTTYPE>	getInstance()
int	hashCode()
boolean	hasNext()
boolean	hasPrevious()
ELEMENTTYPE	next()
int	nextIndex()
ELEMENTTYPE	previous()
int	previousIndex()
void	remove()
void	set(ELEMENTTYPE o)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

add

@UnsupportedOperation
public void add(ELEMENTTYPE o)

Specified by:

add in interface ListIterator<ELEMENTTYPE>

hasPrevious

public boolean hasPrevious()

Specified by:

hasPrevious in interface ListIterator<ELEMENTTYPE>

previous

public ELEMENTTYPE previous()

Specified by:

previous in interface ListIterator<ELEMENTTYPE>

previousIndex

public int previousIndex()

Specified by:

previousIndex in interface ListIterator<ELEMENTTYPE>

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<ELEMENTTYPE>

Specified by:

hasNext in interface ListIterator<ELEMENTTYPE>

next

public ELEMENTTYPE next()

Specified by:

next in interface Iterator<ELEMENTTYPE>

Specified by:

next in interface ListIterator<ELEMENTTYPE>

nextIndex

public int nextIndex()

Specified by:

nextIndex in interface ListIterator<ELEMENTTYPE>

remove

@UnsupportedOperation
public void remove()

Specified by:

remove in interface Iterator<ELEMENTTYPE>

Specified by:

remove in interface ListIterator<ELEMENTTYPE>

set

@UnsupportedOperation
public void set(ELEMENTTYPE o)

Specified by:

set in interface ListIterator<ELEMENTTYPE>

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

getInstance

@Nonnull
public static <ELEMENTTYPE> EmptyListIterator<ELEMENTTYPE> getInstance()